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194970483954 = 23282113193293
BaseRepresentation
bin1011010110010100100…
…1010111110011110010
3200122020211100210112100
42311211021113303302
511143244420441304
6225322422041230
720041356524631
oct2654511276362
9618224323470
10194970483954
1175760834374
1231953279216
131550232798c
149618139518
155111b3c439
hex2d65257cf2

194970483954 has 24 divisors (see below), whose sum is σ = 422950619052. Its totient is φ = 64910996640.

The previous prime is 194970483899. The next prime is 194970483959. The reversal of 194970483954 is 459384079491.

194970483954 is a `hidden beast` number, since 19 + 4 + 97 + 0 + 483 + 9 + 54 = 666.

194970483954 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 170391456225 + 24579027729 = 412785^2 + 156777^2 .

It is a super-2 number, since 2×1949704839542 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 194970483891 and 194970483900.

It is not an unprimeable number, because it can be changed into a prime (194970483959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6581869 + ... + 6611424.

Almost surely, 2194970483954 is an apocalyptic number.

194970483954 is an abundant number, since it is smaller than the sum of its proper divisors (227980135098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194970483954 is a wasteful number, since it uses less digits than its factorization.

194970483954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13194122 (or 13194119 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 194970483954 in words is "one hundred ninety-four billion, nine hundred seventy million, four hundred eighty-three thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 18 821 1642 2463 4926 7389 14778 13193293 26386586 39579879 79159758 118739637 237479274 10831693553 21663387106 32495080659 64990161318 97485241977 194970483954